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itemprop="author" itemscope itemtype="http://schema.org/Person"><meta itemprop="image" content="/my-images/avatar.gif"><meta itemprop="name" content="宇宙小神特别萌"><meta itemprop="description" content="人生就是一次幸运的旅行！"></span><span hidden itemprop="publisher" itemscope itemtype="http://schema.org/Organization"><meta itemprop="name" content="宇宙小神特别萌"></span><header class="post-header"><h1 class="post-title" itemprop="name headline">spring5-x-rabbitmq-基础</h1><div class="post-meta"><span class="post-meta-item"><span class="post-meta-item-icon"><i class="fa fa-calendar-o"></i> </span><span class="post-meta-item-text">发表于</span> <time title="创建时间：2020-01-03 16:14:50" itemprop="dateCreated datePublished" datetime="2020-01-03T16:14:50+08:00">2020-01-03</time> </span><span class="post-meta-item"><span class="post-meta-item-icon"><i class="fa fa-calendar-check-o"></i> </span><span class="post-meta-item-text">更新于</span> <time title="修改时间：2020-07-20 18:37:55" itemprop="dateModified" datetime="2020-07-20T18:37:55+08:00">2020-07-20</time> </span><span id="/posts/1537235376.html" class="post-meta-item leancloud_visitors" data-flag-title="spring5-x-rabbitmq-基础" title="热度"><span class="post-meta-item-icon"><i class="fa fa-eye"></i> </span><span class="post-meta-item-text">热度：</span> <span class="leancloud-visitors-count"></span> <span>℃</span> </span><span class="post-meta-item" title="热度" id="busuanzi_container_page_pv" style="display:none"><span class="post-meta-item-icon"><i class="fa fa-eye"></i> </span><span class="post-meta-item-text">热度：</span> <span id="busuanzi_value_page_pv"></span> </span><span class="post-meta-item"><span class="post-meta-item-icon"><i class="fa fa-comment-o"></i> </span><span class="post-meta-item-text">Valine：</span> <a title="valine" href="/posts/1537235376.html#comments" itemprop="discussionUrl"><span class="post-comments-count valine-comment-count" data-xid="/posts/1537235376.html" itemprop="commentCount"></span></a></span><br><span class="post-meta-item" title="本文字数"><span class="post-meta-item-icon"><i class="fa fa-file-word-o"></i> </span><span class="post-meta-item-text">本文字数：</span> <span>19k</span> </span><span class="post-meta-item" title="阅读时长"><span class="post-meta-item-icon"><i class="fa fa-clock-o"></i> </span><span class="post-meta-item-text">阅读时长 &asymp;</span> <span>17 分钟</span></span></div></header><div class="post-body" itemprop="articleBody"><meta name="referrer" content="no-referrer"><a id="more"></a><p><img src="https://upload-images.jianshu.io/upload_images/15645795-96e8423e99e4808b.png" alt="spring5.x-rabbitmq.png"></p><p>spring-rabbitmq 此模块是从spring5x-base 基础模块扩展过来的<br>spring5x-base模块是一个非常干净的spring5.x+springMVC架构<br>如果没有搭建spring5x-base模块 ，请参考 <a href="https://www.jianshu.com/p/8612404cf1d6" target="_blank" rel="noopener">spring5x-base模块搭建</a></p><h2 id="搭建项目"><a href="#搭建项目" class="headerlink" title="搭建项目"></a>搭建项目</h2><p><strong>基于spring5x-base 基础模块 新增功能：</strong></p><ul><li>1、spring 集成RabbitMQ 及使用</li><li>2、ConfirmCallback的使用及触发的一种场景</li><li>3、ReturnCallback的使用及触发的一种场景</li></ul><p>安装RabbitMQ:<br><a href="https://www.jianshu.com/p/f19e19486adf" target="_blank" rel="noopener">RabbitMQ 介绍和安装</a></p><p>建议了解：RabbitMQ 图解<br><a href="https://blog.csdn.net/bestmy/article/details/84304964" target="_blank" rel="noopener">https://blog.csdn.net/bestmy/article/details/84304964</a><br><a href="https://blog.csdn.net/qq_29914837/article/details/92739464" target="_blank" rel="noopener">https://blog.csdn.net/qq_29914837/article/details/92739464</a><br><a href="https://www.cnblogs.com/yinfengjiujian/p/9115539.html" target="_blank" rel="noopener">https://www.cnblogs.com/yinfengjiujian/p/9115539.html</a></p><p>spring5.x-rabbimq 高级篇: <a href="https://www.jianshu.com/p/f570d06b2b4a" target="_blank" rel="noopener">spring5.x-rabbimq 高级篇</a></p><h3 id="1、spring-集成RabbitMQ-及使用"><a href="#1、spring-集成RabbitMQ-及使用" class="headerlink" title="1、spring 集成RabbitMQ 及使用"></a>1、spring 集成RabbitMQ 及使用</h3><hr><p>pom.xml</p><figure class="highlight xml"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br></pre></td><td class="code"><pre><span class="line"><span class="comment">&lt;!--spring rabbitmq 整合依赖--&gt;</span></span><br><span class="line">      <span class="tag">&lt;<span class="name">dependency</span>&gt;</span></span><br><span class="line">          <span class="tag">&lt;<span class="name">groupId</span>&gt;</span>org.springframework.amqp<span class="tag">&lt;/<span class="name">groupId</span>&gt;</span></span><br><span class="line">          <span class="tag">&lt;<span class="name">artifactId</span>&gt;</span>spring-rabbit<span class="tag">&lt;/<span class="name">artifactId</span>&gt;</span></span><br><span class="line">          <span class="tag">&lt;<span class="name">version</span>&gt;</span>2.1.10.RELEASE<span class="tag">&lt;/<span class="name">version</span>&gt;</span></span><br><span class="line">      <span class="tag">&lt;/<span class="name">dependency</span>&gt;</span></span><br><span class="line">      <span class="comment">&lt;!--rabbitmq 传输对象序列化依赖了这个包--&gt;</span></span><br><span class="line">      <span class="tag">&lt;<span class="name">dependency</span>&gt;</span></span><br><span class="line">          <span class="tag">&lt;<span class="name">groupId</span>&gt;</span>com.fasterxml.jackson.core<span class="tag">&lt;/<span class="name">groupId</span>&gt;</span></span><br><span class="line">          <span class="tag">&lt;<span class="name">artifactId</span>&gt;</span>jackson-databind<span class="tag">&lt;/<span class="name">artifactId</span>&gt;</span></span><br><span class="line">          <span class="tag">&lt;<span class="name">version</span>&gt;</span>2.9.8<span class="tag">&lt;/<span class="name">version</span>&gt;</span></span><br><span class="line">      <span class="tag">&lt;/<span class="name">dependency</span>&gt;</span></span><br></pre></td></tr></table></figure><blockquote><p>注：也可以这样单独引用 ，spring-rabbit 内部包含了好多模块</p></blockquote><p>rabbitmq.properties</p><figure class="highlight properties"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br></pre></td><td class="code"><pre><span class="line"><span class="comment">#默认java连接端口</span></span><br><span class="line"><span class="meta">rabbitmq.addresses</span>=<span class="string">localhost:5672</span></span><br><span class="line"><span class="meta">rabbitmq.username</span>=<span class="string">guest</span></span><br><span class="line"><span class="meta">rabbitmq.password</span>=<span class="string">guest</span></span><br><span class="line"><span class="comment"># 虚拟主机 ，等价于名称空间 ，默认为 /  ，如果想使用其他名称空间必须先用图形界面或者管控台添加 ，程序不会自动创建</span></span><br><span class="line"><span class="meta">rabbitmq.virtual-host</span>=<span class="string">/</span></span><br></pre></td></tr></table></figure><p>spring-RabbitMQ.xml</p><figure class="highlight xml"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br><span class="line">23</span><br><span class="line">24</span><br><span class="line">25</span><br><span class="line">26</span><br><span class="line">27</span><br><span class="line">28</span><br><span class="line">29</span><br><span class="line">30</span><br><span class="line">31</span><br><span class="line">32</span><br><span class="line">33</span><br><span class="line">34</span><br><span class="line">35</span><br><span class="line">36</span><br><span class="line">37</span><br><span class="line">38</span><br><span class="line">39</span><br><span class="line">40</span><br><span class="line">41</span><br><span class="line">42</span><br><span class="line">43</span><br><span class="line">44</span><br><span class="line">45</span><br><span class="line">46</span><br><span class="line">47</span><br><span class="line">48</span><br><span class="line">49</span><br><span class="line">50</span><br><span class="line">51</span><br><span class="line">52</span><br><span class="line">53</span><br><span class="line">54</span><br><span class="line">55</span><br><span class="line">56</span><br><span class="line">57</span><br><span class="line">58</span><br><span class="line">59</span><br><span class="line">60</span><br><span class="line">61</span><br><span class="line">62</span><br><span class="line">63</span><br><span class="line">64</span><br><span class="line">65</span><br><span class="line">66</span><br><span class="line">67</span><br><span class="line">68</span><br><span class="line">69</span><br><span class="line">70</span><br><span class="line">71</span><br><span class="line">72</span><br><span class="line">73</span><br><span class="line">74</span><br><span class="line">75</span><br><span class="line">76</span><br><span class="line">77</span><br></pre></td><td class="code"><pre><span class="line"><span class="meta">&lt;?xml version="1.0" encoding="UTF-8"?&gt;</span></span><br><span class="line"><span class="tag">&lt;<span class="name">beans</span> <span class="attr">xmlns</span>=<span class="string">" http://www.springframework.org/schema/beans"</span></span></span><br><span class="line"><span class="tag">       <span class="attr">xmlns:xsi</span>=<span class="string">" http://www.w3.org/2001/XMLSchema-instance"</span></span></span><br><span class="line"><span class="tag">       <span class="attr">xmlns:context</span>=<span class="string">" http://www.springframework.org/schema/context"</span></span></span><br><span class="line"><span class="tag">       <span class="attr">xmlns:rabbit</span>=<span class="string">" http://www.springframework.org/schema/rabbit"</span></span></span><br><span class="line"><span class="tag">       <span class="attr">xsi:schemaLocation</span>=<span class="string">" http://www.springframework.org/schema/beans  http://www.springframework.org/schema/beans/spring-beans.xsd  http://www.springframework.org/schema/context  http://www.springframework.org/schema/context/spring-context.xsd  http://www.springframework.org/schema/rabbit  http://www.springframework.org/schema/rabbit/spring-rabbit.xsd"</span>&gt;</span></span><br><span class="line"></span><br><span class="line">    <span class="comment">&lt;!--扫描 rabbit 包 自动声明交换器、队列、绑定关系 ，启动了springmvc注解扫描这里可以注释掉--&gt;</span></span><br><span class="line">    <span class="comment">&lt;!--&lt;context:component-scan base-package="com.zja.config"/&gt;--&gt;</span></span><br><span class="line"></span><br><span class="line">    <span class="comment">&lt;!--引入rabbitmq.properties配置--&gt;</span></span><br><span class="line">    <span class="tag">&lt;<span class="name">context:property-placeholder</span> <span class="attr">location</span>=<span class="string">"classpath:rabbitmq.properties"</span> <span class="attr">ignore-unresolvable</span>=<span class="string">"true"</span>/&gt;</span></span><br><span class="line"></span><br><span class="line">    <span class="comment">&lt;!--声明连接工厂--&gt;</span></span><br><span class="line">    <span class="tag">&lt;<span class="name">rabbit:connection-factory</span> <span class="attr">id</span>=<span class="string">"connectionFactory"</span></span></span><br><span class="line"><span class="tag">                               <span class="attr">addresses</span>=<span class="string">"$&#123;rabbitmq.addresses&#125;"</span></span></span><br><span class="line"><span class="tag">                               <span class="attr">username</span>=<span class="string">"$&#123;rabbitmq.username&#125;"</span></span></span><br><span class="line"><span class="tag">                               <span class="attr">password</span>=<span class="string">"$&#123;rabbitmq.password&#125;"</span></span></span><br><span class="line"><span class="tag">                               <span class="attr">virtual-host</span>=<span class="string">"$&#123;rabbitmq.virtual-host&#125;"</span> /&gt;</span></span><br><span class="line"></span><br><span class="line">    <span class="comment">&lt;!--创建一个管理器（org.springframework.amqp.rabbit.core.RabbitAdmin） ，用于管理交换 ，队列和绑定。</span></span><br><span class="line"><span class="comment">    auto-startup 指定是否自动声明上下文中的队列,交换和绑定, 默认值为 true。--&gt;</span></span><br><span class="line">    <span class="tag">&lt;<span class="name">rabbit:admin</span> <span class="attr">connection-factory</span>=<span class="string">"connectionFactory"</span> <span class="attr">auto-startup</span>=<span class="string">"true"</span>/&gt;</span></span><br><span class="line"></span><br><span class="line">    <span class="comment">&lt;!--声明 template 的时候需要声明 id 不然会抛出异常--&gt;</span></span><br><span class="line">    <span class="tag">&lt;<span class="name">rabbit:template</span> <span class="attr">id</span>=<span class="string">"rabbitTemplate"</span> <span class="attr">connection-factory</span>=<span class="string">"connectionFactory"</span>/&gt;</span></span><br><span class="line"></span><br><span class="line">    <span class="comment">&lt;!--可以在 xml 采用如下方式声明交换机、队列、绑定管理 但是建议使用代码方式声明 方法更加灵活且可以采用链调用--&gt;</span></span><br><span class="line">    <span class="comment">&lt;!--定义queue  说明：durable:是否持久化 exclusive: 仅创建者可以使用的私有队列 ，断开后自动删除 auto_delete: 当所有消费客户端连接断开后 ，是否自动删除队列--&gt;</span></span><br><span class="line">    <span class="tag">&lt;<span class="name">rabbit:queue</span> <span class="attr">name</span>=<span class="string">"mq.queue1"</span> <span class="attr">durable</span>=<span class="string">"true"</span> <span class="attr">auto-delete</span>=<span class="string">"false"</span> <span class="attr">exclusive</span>=<span class="string">"false"</span>/&gt;</span></span><br><span class="line">    <span class="tag">&lt;<span class="name">rabbit:queue</span> <span class="attr">name</span>=<span class="string">"mq.queue2"</span> <span class="attr">durable</span>=<span class="string">"true"</span> <span class="attr">auto-delete</span>=<span class="string">"false"</span> <span class="attr">exclusive</span>=<span class="string">"false"</span>/&gt;</span></span><br><span class="line">    <span class="tag">&lt;<span class="name">rabbit:queue</span> <span class="attr">name</span>=<span class="string">"mq.remoting"</span> <span class="attr">durable</span>=<span class="string">"true"</span> <span class="attr">auto-delete</span>=<span class="string">"false"</span> <span class="attr">exclusive</span>=<span class="string">"false"</span>/&gt;</span></span><br><span class="line">    <span class="tag">&lt;<span class="name">rabbit:queue</span> <span class="attr">name</span>=<span class="string">"mq.byte"</span> <span class="attr">durable</span>=<span class="string">"true"</span> <span class="attr">auto-delete</span>=<span class="string">"false"</span> <span class="attr">exclusive</span>=<span class="string">"false"</span>/&gt;</span></span><br><span class="line"></span><br><span class="line">    <span class="comment">&lt;!--定义 主题 topic-exchange 交换机 路由键 mq.queueExchange --&gt;</span></span><br><span class="line">    <span class="tag">&lt;<span class="name">rabbit:topic-exchange</span> <span class="attr">name</span>=<span class="string">"mq.topicExchange"</span> <span class="attr">durable</span>=<span class="string">"true"</span> <span class="attr">auto-delete</span>=<span class="string">"false"</span>&gt;</span></span><br><span class="line">        <span class="tag">&lt;<span class="name">rabbit:bindings</span>&gt;</span></span><br><span class="line">            <span class="comment">&lt;!--mq.queueAll.send 发送字符串给所有队列 --&gt;</span></span><br><span class="line">            <span class="tag">&lt;<span class="name">rabbit:binding</span> <span class="attr">queue</span>=<span class="string">"mq.queue1"</span> <span class="attr">pattern</span>=<span class="string">"mq.queueAll.send"</span>/&gt;</span></span><br><span class="line">            <span class="tag">&lt;<span class="name">rabbit:binding</span> <span class="attr">queue</span>=<span class="string">"mq.queue2"</span> <span class="attr">pattern</span>=<span class="string">"mq.queueAll.send"</span>/&gt;</span></span><br><span class="line"></span><br><span class="line">            <span class="comment">&lt;!--mq.queue2.send 发送字符串给mq.queue2队列 --&gt;</span></span><br><span class="line">            <span class="tag">&lt;<span class="name">rabbit:binding</span> <span class="attr">queue</span>=<span class="string">"mq.queue2"</span> <span class="attr">pattern</span>=<span class="string">"mq.queue2.send"</span>/&gt;</span></span><br><span class="line">            <span class="comment">&lt;!--mq.byte.send 发送字节数据(推荐) --&gt;</span></span><br><span class="line">            <span class="tag">&lt;<span class="name">rabbit:binding</span> <span class="attr">queue</span>=<span class="string">"mq.byte"</span> <span class="attr">pattern</span>=<span class="string">"mq.byte.send"</span>/&gt;</span></span><br><span class="line">        <span class="tag">&lt;/<span class="name">rabbit:bindings</span>&gt;</span></span><br><span class="line">    <span class="tag">&lt;/<span class="name">rabbit:topic-exchange</span>&gt;</span></span><br><span class="line"></span><br><span class="line">    <span class="comment">&lt;!--定义direct-exchange 交换机  路由键 mq.remotingExchange --&gt;</span></span><br><span class="line">    <span class="tag">&lt;<span class="name">rabbit:direct-exchange</span> <span class="attr">name</span>=<span class="string">"mq.directExchange"</span> <span class="attr">durable</span>=<span class="string">"true"</span> <span class="attr">auto-delete</span>=<span class="string">"false"</span>&gt;</span></span><br><span class="line">        <span class="tag">&lt;<span class="name">rabbit:bindings</span>&gt;</span></span><br><span class="line">            <span class="comment">&lt;!--mq.remoting.send 发送字符串给mq.remoting队列 --&gt;</span></span><br><span class="line">            <span class="tag">&lt;<span class="name">rabbit:binding</span> <span class="attr">queue</span>=<span class="string">"mq.remoting"</span> <span class="attr">key</span>=<span class="string">"mq.remoting.send"</span>/&gt;</span></span><br><span class="line">        <span class="tag">&lt;/<span class="name">rabbit:bindings</span>&gt;</span></span><br><span class="line">    <span class="tag">&lt;/<span class="name">rabbit:direct-exchange</span>&gt;</span></span><br><span class="line"></span><br><span class="line">    <span class="comment">&lt;!-- 消息接收者 --&gt;</span></span><br><span class="line">    <span class="tag">&lt;<span class="name">bean</span> <span class="attr">id</span>=<span class="string">"queue1Consumer"</span> <span class="attr">class</span>=<span class="string">"com.zja.rabbitmq.consumers.Queue1Consumer"</span>/&gt;</span></span><br><span class="line">    <span class="tag">&lt;<span class="name">bean</span> <span class="attr">id</span>=<span class="string">"queue2Consumer"</span> <span class="attr">class</span>=<span class="string">"com.zja.rabbitmq.consumers.Queue2Consumer"</span>/&gt;</span></span><br><span class="line">    <span class="tag">&lt;<span class="name">bean</span> <span class="attr">id</span>=<span class="string">"remotingConsumer"</span> <span class="attr">class</span>=<span class="string">"com.zja.rabbitmq.consumers.RemotingConsumer"</span>/&gt;</span></span><br><span class="line">    <span class="tag">&lt;<span class="name">bean</span> <span class="attr">id</span>=<span class="string">"byteConsumer"</span> <span class="attr">class</span>=<span class="string">"com.zja.rabbitmq.consumers.ByteConsumer"</span>/&gt;</span></span><br><span class="line"></span><br><span class="line">    <span class="comment">&lt;!-- queue litener 观察 监听模式 当有消息到达时会通知监听在对应的队列上的监听对象 --&gt;</span></span><br><span class="line">    <span class="tag">&lt;<span class="name">rabbit:listener-container</span> <span class="attr">connection-factory</span>=<span class="string">"connectionFactory"</span> &gt;</span></span><br><span class="line">        <span class="tag">&lt;<span class="name">rabbit:listener</span>  <span class="attr">queues</span>=<span class="string">"mq.queue1"</span>  <span class="attr">ref</span>=<span class="string">"queue1Consumer"</span>/&gt;</span></span><br><span class="line">    <span class="tag">&lt;/<span class="name">rabbit:listener-container</span>&gt;</span></span><br><span class="line">    <span class="tag">&lt;<span class="name">rabbit:listener-container</span> <span class="attr">connection-factory</span>=<span class="string">"connectionFactory"</span> &gt;</span></span><br><span class="line">        <span class="tag">&lt;<span class="name">rabbit:listener</span>  <span class="attr">queues</span>=<span class="string">"mq.queue2"</span>  <span class="attr">ref</span>=<span class="string">"queue2Consumer"</span>/&gt;</span></span><br><span class="line">    <span class="tag">&lt;/<span class="name">rabbit:listener-container</span>&gt;</span></span><br><span class="line">    <span class="tag">&lt;<span class="name">rabbit:listener-container</span> <span class="attr">connection-factory</span>=<span class="string">"connectionFactory"</span> &gt;</span></span><br><span class="line">        <span class="tag">&lt;<span class="name">rabbit:listener</span>  <span class="attr">queues</span>=<span class="string">"mq.remoting"</span>  <span class="attr">ref</span>=<span class="string">"remotingConsumer"</span>/&gt;</span></span><br><span class="line">    <span class="tag">&lt;/<span class="name">rabbit:listener-container</span>&gt;</span></span><br><span class="line">    <span class="tag">&lt;<span class="name">rabbit:listener-container</span> <span class="attr">connection-factory</span>=<span class="string">"connectionFactory"</span>&gt;</span></span><br><span class="line">        <span class="tag">&lt;<span class="name">rabbit:listener</span> <span class="attr">queues</span>=<span class="string">"mq.byte"</span> <span class="attr">ref</span>=<span class="string">"byteConsumer"</span>/&gt;</span></span><br><span class="line">    <span class="tag">&lt;/<span class="name">rabbit:listener-container</span>&gt;</span></span><br><span class="line"></span><br><span class="line"><span class="tag">&lt;/<span class="name">beans</span>&gt;</span></span><br></pre></td></tr></table></figure><p><strong>消费者(接收消息)：</strong></p><p>Queue1Consumer.java</p><figure class="highlight java"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br><span class="line">23</span><br><span class="line">24</span><br><span class="line">25</span><br><span class="line">26</span><br><span class="line">27</span><br><span class="line">28</span><br><span class="line">29</span><br><span class="line">30</span><br><span class="line">31</span><br><span class="line">32</span><br><span class="line">33</span><br><span class="line">34</span><br><span class="line">35</span><br><span class="line">36</span><br></pre></td><td class="code"><pre><span class="line"><span class="keyword">package</span> com.zja.rabbitmq.consumers;</span><br><span class="line"></span><br><span class="line"><span class="keyword">import</span> org.springframework.amqp.core.Message;</span><br><span class="line"><span class="keyword">import</span> org.springframework.amqp.core.MessageListener;</span><br><span class="line"><span class="keyword">import</span> org.springframework.amqp.core.MessageProperties;</span><br><span class="line"></span><br><span class="line"><span class="keyword">import</span> java.io.UnsupportedEncodingException;</span><br><span class="line"></span><br><span class="line"><span class="comment">/**</span></span><br><span class="line"><span class="comment"> * <span class="doctag">@author</span> ZhengJa</span></span><br><span class="line"><span class="comment"> * <span class="doctag">@description</span> 消费者1</span></span><br><span class="line"><span class="comment"> * <span class="doctag">@data</span> 2019/11/4</span></span><br><span class="line"><span class="comment"> */</span></span><br><span class="line"><span class="keyword">public</span> <span class="class"><span class="keyword">class</span> <span class="title">Queue1Consumer</span> <span class="keyword">implements</span> <span class="title">MessageListener</span> </span>&#123;</span><br><span class="line"></span><br><span class="line">    <span class="comment">/**</span></span><br><span class="line"><span class="comment">     * 消费者接收消息</span></span><br><span class="line"><span class="comment">     * <span class="doctag">@param</span> message 推荐使用字节</span></span><br><span class="line"><span class="comment">     * <span class="doctag">@return</span> void</span></span><br><span class="line"><span class="comment">     */</span></span><br><span class="line">    <span class="meta">@Override</span></span><br><span class="line">    <span class="function"><span class="keyword">public</span> <span class="keyword">void</span> <span class="title">onMessage</span><span class="params">(Message message)</span> </span>&#123;</span><br><span class="line">        System.out.println(<span class="string">"进入Queue1Consumer 的监听器"</span>);</span><br><span class="line"></span><br><span class="line">        MessageProperties m=message.getMessageProperties();</span><br><span class="line">        <span class="comment">//System.out.println("m "+m);</span></span><br><span class="line">        String msg= <span class="keyword">null</span>;</span><br><span class="line">        <span class="keyword">try</span> &#123;</span><br><span class="line">            <span class="comment">//utf-8 解决 消费者接收中文消息乱码</span></span><br><span class="line">            msg = <span class="keyword">new</span> String (message.getBody(),<span class="string">"utf-8"</span>);</span><br><span class="line">            System.out.println(<span class="string">"Queue1Consumer消费掉了:  "</span>+msg);</span><br><span class="line">        &#125; <span class="keyword">catch</span> (UnsupportedEncodingException e) &#123;</span><br><span class="line">            e.printStackTrace();</span><br><span class="line">        &#125;</span><br><span class="line">    &#125;</span><br><span class="line">&#125;</span><br></pre></td></tr></table></figure><p>Queue2Consumer.java</p><figure class="highlight java"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br><span class="line">23</span><br><span class="line">24</span><br><span class="line">25</span><br><span class="line">26</span><br><span class="line">27</span><br><span class="line">28</span><br><span class="line">29</span><br><span class="line">30</span><br><span class="line">31</span><br><span class="line">32</span><br><span class="line">33</span><br><span class="line">34</span><br><span class="line">35</span><br></pre></td><td class="code"><pre><span class="line"><span class="keyword">package</span> com.zja.rabbitmq.consumers;</span><br><span class="line"></span><br><span class="line"><span class="keyword">import</span> org.springframework.amqp.core.Message;</span><br><span class="line"><span class="keyword">import</span> org.springframework.amqp.core.MessageListener;</span><br><span class="line"><span class="keyword">import</span> org.springframework.amqp.core.MessageProperties;</span><br><span class="line"></span><br><span class="line"><span class="keyword">import</span> java.io.UnsupportedEncodingException;</span><br><span class="line"></span><br><span class="line"><span class="comment">/**</span></span><br><span class="line"><span class="comment"> * <span class="doctag">@author</span> ZhengJa</span></span><br><span class="line"><span class="comment"> * <span class="doctag">@description</span> 消费者2</span></span><br><span class="line"><span class="comment"> * <span class="doctag">@data</span> 2019/11/4</span></span><br><span class="line"><span class="comment"> */</span></span><br><span class="line"><span class="keyword">public</span> <span class="class"><span class="keyword">class</span> <span class="title">Queue2Consumer</span> <span class="keyword">implements</span> <span class="title">MessageListener</span> </span>&#123;</span><br><span class="line"></span><br><span class="line">    <span class="comment">/**</span></span><br><span class="line"><span class="comment">     * 消费者接收消息</span></span><br><span class="line"><span class="comment">     * <span class="doctag">@param</span> message 推荐使用字节</span></span><br><span class="line"><span class="comment">     * <span class="doctag">@return</span> void</span></span><br><span class="line"><span class="comment">     */</span></span><br><span class="line">    <span class="meta">@Override</span></span><br><span class="line">    <span class="function"><span class="keyword">public</span> <span class="keyword">void</span> <span class="title">onMessage</span><span class="params">(Message message)</span> </span>&#123;</span><br><span class="line">        System.out.println(<span class="string">"进入Queue2Consumer 的监听器"</span>);</span><br><span class="line">        MessageProperties m=message.getMessageProperties();</span><br><span class="line">        <span class="comment">//System.out.println("m "+m);</span></span><br><span class="line">        String msg= <span class="keyword">null</span>;</span><br><span class="line">        <span class="keyword">try</span> &#123;</span><br><span class="line">            <span class="comment">//utf-8 解决 消费者接收中文消息乱码</span></span><br><span class="line">            msg = <span class="keyword">new</span> String (message.getBody(),<span class="string">"utf-8"</span>);</span><br><span class="line">            System.out.println(<span class="string">"Queue2Consumer消费掉了:  "</span>+msg);</span><br><span class="line">        &#125; <span class="keyword">catch</span> (UnsupportedEncodingException e) &#123;</span><br><span class="line">            e.printStackTrace();</span><br><span class="line">        &#125;</span><br><span class="line">    &#125;</span><br><span class="line">&#125;</span><br></pre></td></tr></table></figure><p>RemotingConsumer.java</p><figure class="highlight java"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br><span class="line">23</span><br><span class="line">24</span><br><span class="line">25</span><br><span class="line">26</span><br><span class="line">27</span><br><span class="line">28</span><br><span class="line">29</span><br><span class="line">30</span><br><span class="line">31</span><br><span class="line">32</span><br><span class="line">33</span><br><span class="line">34</span><br><span class="line">35</span><br></pre></td><td class="code"><pre><span class="line"><span class="keyword">package</span> com.zja.rabbitmq.consumers;</span><br><span class="line"></span><br><span class="line"><span class="keyword">import</span> org.springframework.amqp.core.Message;</span><br><span class="line"><span class="keyword">import</span> org.springframework.amqp.core.MessageListener;</span><br><span class="line"><span class="keyword">import</span> org.springframework.amqp.core.MessageProperties;</span><br><span class="line"></span><br><span class="line"><span class="keyword">import</span> java.io.UnsupportedEncodingException;</span><br><span class="line"></span><br><span class="line"><span class="comment">/**</span></span><br><span class="line"><span class="comment"> * <span class="doctag">@author</span> ZhengJa</span></span><br><span class="line"><span class="comment"> * <span class="doctag">@description</span> 消费者</span></span><br><span class="line"><span class="comment"> * <span class="doctag">@data</span> 2019/11/4</span></span><br><span class="line"><span class="comment"> */</span></span><br><span class="line"><span class="keyword">public</span> <span class="class"><span class="keyword">class</span> <span class="title">RemotingConsumer</span> <span class="keyword">implements</span> <span class="title">MessageListener</span> </span>&#123;</span><br><span class="line"></span><br><span class="line">    <span class="comment">/**</span></span><br><span class="line"><span class="comment">     * 消费者接收消息</span></span><br><span class="line"><span class="comment">     * <span class="doctag">@param</span> message 推荐使用字节</span></span><br><span class="line"><span class="comment">     * <span class="doctag">@return</span> void</span></span><br><span class="line"><span class="comment">     */</span></span><br><span class="line">    <span class="meta">@Override</span></span><br><span class="line">    <span class="function"><span class="keyword">public</span> <span class="keyword">void</span> <span class="title">onMessage</span><span class="params">(Message message)</span> </span>&#123;</span><br><span class="line">        System.out.println(<span class="string">"进入RemotingConsumer 监听器"</span>);</span><br><span class="line">        MessageProperties m=message.getMessageProperties();</span><br><span class="line">        <span class="comment">//System.out.println("m "+m);</span></span><br><span class="line">        String msg= <span class="keyword">null</span>;</span><br><span class="line">        <span class="keyword">try</span> &#123;</span><br><span class="line">            <span class="comment">//utf-8 解决 消费者接收中文消息乱码</span></span><br><span class="line">            msg = <span class="keyword">new</span> String (message.getBody(),<span class="string">"utf-8"</span>);</span><br><span class="line">            System.out.println(<span class="string">"RemotingConsumer消费掉了:  "</span>+msg);</span><br><span class="line">        &#125; <span class="keyword">catch</span> (UnsupportedEncodingException e) &#123;</span><br><span class="line">            e.printStackTrace();</span><br><span class="line">        &#125;</span><br><span class="line">    &#125;</span><br><span class="line">&#125;</span><br></pre></td></tr></table></figure><p>ByteConsumer.java</p><figure class="highlight java"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br><span class="line">23</span><br><span class="line">24</span><br><span class="line">25</span><br><span class="line">26</span><br><span class="line">27</span><br><span class="line">28</span><br><span class="line">29</span><br><span class="line">30</span><br><span class="line">31</span><br><span class="line">32</span><br><span class="line">33</span><br><span class="line">34</span><br></pre></td><td class="code"><pre><span class="line"><span class="keyword">package</span> com.zja.rabbitmq.consumers;</span><br><span class="line"></span><br><span class="line"><span class="keyword">import</span> org.springframework.amqp.core.Message;</span><br><span class="line"><span class="keyword">import</span> org.springframework.amqp.core.MessageListener;</span><br><span class="line"><span class="keyword">import</span> org.springframework.amqp.core.MessageProperties;</span><br><span class="line"></span><br><span class="line"><span class="keyword">import</span> java.io.UnsupportedEncodingException;</span><br><span class="line"></span><br><span class="line"><span class="comment">/**</span></span><br><span class="line"><span class="comment"> * <span class="doctag">@author</span> ZhengJa</span></span><br><span class="line"><span class="comment"> * <span class="doctag">@description</span> 消费者接收字节数据</span></span><br><span class="line"><span class="comment"> * <span class="doctag">@data</span> 2019/11/4</span></span><br><span class="line"><span class="comment"> */</span></span><br><span class="line"><span class="keyword">public</span> <span class="class"><span class="keyword">class</span> <span class="title">ByteConsumer</span> <span class="keyword">implements</span> <span class="title">MessageListener</span> </span>&#123;</span><br><span class="line"></span><br><span class="line">    <span class="comment">/**</span></span><br><span class="line"><span class="comment">     * 消费者接收消息</span></span><br><span class="line"><span class="comment">     * <span class="doctag">@param</span> message 推荐使用字节</span></span><br><span class="line"><span class="comment">     * <span class="doctag">@return</span> void</span></span><br><span class="line"><span class="comment">     */</span></span><br><span class="line">    <span class="meta">@Override</span></span><br><span class="line">    <span class="function"><span class="keyword">public</span> <span class="keyword">void</span> <span class="title">onMessage</span><span class="params">(Message message)</span> </span>&#123;</span><br><span class="line">        System.out.println(<span class="string">"进入ByteConsumer 的监听器"</span>);</span><br><span class="line"></span><br><span class="line">        MessageProperties m=message.getMessageProperties();</span><br><span class="line"></span><br><span class="line">        <span class="keyword">byte</span>[] body = message.getBody();</span><br><span class="line">        <span class="keyword">try</span> &#123;</span><br><span class="line">            System.out.println(<span class="string">"ByteConsumer消费掉了:  "</span>+<span class="keyword">new</span> String(body,<span class="string">"utf-8"</span>));</span><br><span class="line">        &#125; <span class="keyword">catch</span> (UnsupportedEncodingException e) &#123;</span><br><span class="line">            e.printStackTrace();</span><br><span class="line">        &#125;</span><br><span class="line">    &#125;</span><br><span class="line">&#125;</span><br></pre></td></tr></table></figure><p>RabbitMQController.java 测试接口</p><figure class="highlight java"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br><span class="line">23</span><br><span class="line">24</span><br><span class="line">25</span><br><span class="line">26</span><br><span class="line">27</span><br><span class="line">28</span><br><span class="line">29</span><br><span class="line">30</span><br><span class="line">31</span><br><span class="line">32</span><br><span class="line">33</span><br><span class="line">34</span><br><span class="line">35</span><br><span class="line">36</span><br><span class="line">37</span><br><span class="line">38</span><br><span class="line">39</span><br><span class="line">40</span><br><span class="line">41</span><br><span class="line">42</span><br><span class="line">43</span><br><span class="line">44</span><br><span class="line">45</span><br><span class="line">46</span><br><span class="line">47</span><br><span class="line">48</span><br><span class="line">49</span><br><span class="line">50</span><br><span class="line">51</span><br><span class="line">52</span><br></pre></td><td class="code"><pre><span class="line"><span class="keyword">package</span> com.zja.controller;</span><br><span class="line"></span><br><span class="line"><span class="keyword">import</span> org.springframework.amqp.rabbit.core.RabbitTemplate;</span><br><span class="line"><span class="keyword">import</span> org.springframework.beans.factory.annotation.Autowired;</span><br><span class="line"><span class="keyword">import</span> org.springframework.web.bind.annotation.RequestMapping;</span><br><span class="line"><span class="keyword">import</span> org.springframework.web.bind.annotation.ResponseBody;</span><br><span class="line"><span class="keyword">import</span> org.springframework.web.bind.annotation.RestController;</span><br><span class="line"></span><br><span class="line"><span class="comment">/**</span></span><br><span class="line"><span class="comment"> * <span class="doctag">@author</span> ZhengJa</span></span><br><span class="line"><span class="comment"> * <span class="doctag">@description</span> RabbitMQ 测试</span></span><br><span class="line"><span class="comment"> * <span class="doctag">@data</span> 2019/11/4</span></span><br><span class="line"><span class="comment"> */</span></span><br><span class="line"><span class="meta">@RestController</span></span><br><span class="line"><span class="meta">@RequestMapping</span>(<span class="string">"rest/rabbit"</span>)</span><br><span class="line"><span class="keyword">public</span> <span class="class"><span class="keyword">class</span> <span class="title">RabbitMQController</span> </span>&#123;</span><br><span class="line"></span><br><span class="line">    <span class="meta">@Autowired</span></span><br><span class="line">    <span class="keyword">private</span> RabbitTemplate rabbitTemplate;</span><br><span class="line"></span><br><span class="line">    <span class="meta">@RequestMapping</span>(<span class="string">"/sendMsg"</span>)</span><br><span class="line">    <span class="meta">@ResponseBody</span></span><br><span class="line">    <span class="function"><span class="keyword">public</span> String <span class="title">sendAmqbMsg</span><span class="params">()</span> </span>&#123;</span><br><span class="line">        String allReceived = <span class="string">"我的路由键 mq.topicExchange 符合 mq.queue1、mq.queue2和mq.remoting 的要求 ，我应该被三个个监听器接收到"</span>;</span><br><span class="line">        rabbitTemplate.convertAndSend(<span class="string">"mq.topicExchange"</span>, <span class="string">"mq.queueAll.send"</span>, allReceived);</span><br><span class="line">        <span class="keyword">return</span> <span class="string">"success"</span>;</span><br><span class="line">    &#125;</span><br><span class="line"></span><br><span class="line">    <span class="meta">@RequestMapping</span>(<span class="string">"/sendMsg2"</span>)</span><br><span class="line">    <span class="meta">@ResponseBody</span></span><br><span class="line">    <span class="function"><span class="keyword">public</span> String <span class="title">sendAmqbMsg2</span><span class="params">()</span> </span>&#123;</span><br><span class="line">        String firstReceived = <span class="string">"我的路由键 mq.topicExchange 只符合 mq.queue2 的要求 ，只能被 mq.queue2 接收到"</span>;</span><br><span class="line">        rabbitTemplate.convertAndSend(<span class="string">"mq.topicExchange"</span>, <span class="string">"mq.queue2.send"</span>, firstReceived);</span><br><span class="line">        <span class="keyword">return</span> <span class="string">"success"</span>;</span><br><span class="line">    &#125;</span><br><span class="line"></span><br><span class="line">    <span class="meta">@RequestMapping</span>(<span class="string">"/sendMsg3"</span>)</span><br><span class="line">    <span class="meta">@ResponseBody</span></span><br><span class="line">    <span class="function"><span class="keyword">public</span> String <span class="title">sendAmqbMsg3</span><span class="params">()</span> </span>&#123;</span><br><span class="line">        String firstReceived = <span class="string">"我的路由键 mq.directExchange 只符合 mq.remoting 的要求 ，只能被 mq.remoting 接收到"</span>;</span><br><span class="line">        rabbitTemplate.convertAndSend(<span class="string">"mq.directExchange"</span>, <span class="string">"mq.remoting.send"</span>, firstReceived);</span><br><span class="line">        <span class="keyword">return</span> <span class="string">"success"</span>;</span><br><span class="line">    &#125;</span><br><span class="line"></span><br><span class="line">    <span class="meta">@RequestMapping</span>(<span class="string">"/sendMsg4"</span>)</span><br><span class="line">    <span class="meta">@ResponseBody</span></span><br><span class="line">    <span class="function"><span class="keyword">public</span> String <span class="title">sendAmqbMsg4</span><span class="params">()</span> </span>&#123;</span><br><span class="line">        String firstReceived = <span class="string">"我的路由键 mq.topicExchange 只符合 mq.byte 的要求 ，只能被 mq.byte 接收到"</span>;</span><br><span class="line">        rabbitTemplate.convertAndSend(<span class="string">"mq.topicExchange"</span>, <span class="string">"mq.byte.send"</span>, firstReceived);</span><br><span class="line">        <span class="keyword">return</span> <span class="string">"success"</span>;</span><br><span class="line">    &#125;</span><br><span class="line">&#125;</span><br></pre></td></tr></table></figure><blockquote><p>浏览器调用接口 ，查看控制台打印信息。</p></blockquote><h3 id="2、ConfirmCallback的使用及触发的一种场景"><a href="#2、ConfirmCallback的使用及触发的一种场景" class="headerlink" title="2、ConfirmCallback的使用及触发的一种场景"></a>2、ConfirmCallback的使用及触发的一种场景</h3><hr><p>目前回调存在ConfirmCallback和ReturnCallback两者。他们的区别在于：</p><blockquote><p>1、如果消息没有到exchange,则ConfirmCallback回调,ack=false<br>2、如果消息到达exchange,则ConfirmCallback回调,ack=true<br>3、exchange到queue成功,则不回调ReturnCallback</p></blockquote><p>rabbitmq.properties</p><figure class="highlight properties"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br></pre></td><td class="code"><pre><span class="line"><span class="comment"># 开启发送确认</span></span><br><span class="line"><span class="comment">#消息发送到交换机确认机制,是否确认回调</span></span><br><span class="line"><span class="comment">#如果没有本条配置信息 ，当消费者收到生产者发送的消息后 ，生产者无法收到确认成功的回调信息</span></span><br><span class="line"><span class="meta">rabbitmq.publisher-confirms</span>=<span class="string">true</span></span><br></pre></td></tr></table></figure><blockquote><p>rabbitmq.properties 添加 开启回调机制</p></blockquote><p>spring-RabbitMQ.xml</p><figure class="highlight xml"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br><span class="line">23</span><br><span class="line">24</span><br><span class="line">25</span><br><span class="line">26</span><br><span class="line">27</span><br><span class="line">28</span><br><span class="line">29</span><br><span class="line">30</span><br><span class="line">31</span><br><span class="line">32</span><br><span class="line">33</span><br><span class="line">34</span><br></pre></td><td class="code"><pre><span class="line"><span class="comment">&lt;!--声明连接工厂--&gt;</span></span><br><span class="line">   <span class="tag">&lt;<span class="name">rabbit:connection-factory</span> <span class="attr">id</span>=<span class="string">"connectionFactory"</span></span></span><br><span class="line"><span class="tag">                              <span class="attr">addresses</span>=<span class="string">"$&#123;rabbitmq.addresses&#125;"</span></span></span><br><span class="line"><span class="tag">                              <span class="attr">username</span>=<span class="string">"$&#123;rabbitmq.username&#125;"</span></span></span><br><span class="line"><span class="tag">                              <span class="attr">password</span>=<span class="string">"$&#123;rabbitmq.password&#125;"</span></span></span><br><span class="line"><span class="tag">                              <span class="attr">virtual-host</span>=<span class="string">"$&#123;rabbitmq.virtual-host&#125;"</span></span></span><br><span class="line"><span class="tag">                              <span class="attr">publisher-confirms</span>=<span class="string">"$&#123;rabbitmq.publisher-confirms&#125;"</span>/&gt;</span></span><br><span class="line"></span><br><span class="line"></span><br><span class="line"><span class="comment">&lt;!--声明 template 的时候需要声明 id 不然会抛出异常--&gt;</span></span><br><span class="line">   <span class="comment">&lt;!--&lt;rabbit:template id="rabbitTemplate" connection-factory="connectionFactory"/&gt;--&gt;</span></span><br><span class="line"></span><br><span class="line">   <span class="comment">&lt;!-- rabbitTemplate 消息模板类：给模板指定转换器 --&gt;</span></span><br><span class="line">   <span class="tag">&lt;<span class="name">bean</span> <span class="attr">id</span>=<span class="string">"rabbitTemplate"</span> <span class="attr">class</span>=<span class="string">"org.springframework.amqp.rabbit.core.RabbitTemplate"</span>&gt;</span></span><br><span class="line">       <span class="comment">&lt;!--连接工厂--&gt;</span></span><br><span class="line">       <span class="tag">&lt;<span class="name">constructor-arg</span> <span class="attr">ref</span>=<span class="string">"connectionFactory"</span>&gt;</span><span class="tag">&lt;/<span class="name">constructor-arg</span>&gt;</span></span><br><span class="line">       <span class="comment">&lt;!--消息确认回调 --&gt;</span></span><br><span class="line">       <span class="tag">&lt;<span class="name">property</span> <span class="attr">name</span>=<span class="string">"confirmCallback"</span> <span class="attr">ref</span>=<span class="string">"rabbitConfirmCallback"</span>/&gt;</span></span><br><span class="line">   <span class="tag">&lt;/<span class="name">bean</span>&gt;</span></span><br><span class="line">   <span class="comment">&lt;!--如果消息没有到exchange,则confirm回调,ack=false --&gt;</span></span><br><span class="line">   <span class="comment">&lt;!--如果消息到达exchange,则confirm回调,ack=true --&gt;</span></span><br><span class="line">   <span class="tag">&lt;<span class="name">bean</span> <span class="attr">id</span>=<span class="string">"rabbitConfirmCallback"</span> <span class="attr">class</span>=<span class="string">"com.zja.rabbitmq.callback.RabbitConfirmCallback"</span>/&gt;</span></span><br><span class="line"></span><br><span class="line"><span class="comment">&lt;!--可以在 xml 采用如下方式声明交换机、队列、绑定管理 但是建议使用代码方式声明 方法更加灵活且可以采用链调用--&gt;</span></span><br><span class="line">   <span class="comment">&lt;!--定义queue  说明：durable:是否持久化 exclusive: 仅创建者可以使用的私有队列 ，断开后自动删除 auto_delete: 当所有消费客户端连接断开后 ，是否自动删除队列--&gt;</span></span><br><span class="line">   <span class="tag">&lt;<span class="name">rabbit:queue</span> <span class="attr">name</span>=<span class="string">"mq.queue1"</span> <span class="attr">durable</span>=<span class="string">"true"</span> <span class="attr">auto-delete</span>=<span class="string">"false"</span> <span class="attr">exclusive</span>=<span class="string">"false"</span>/&gt;</span></span><br><span class="line"></span><br><span class="line"><span class="comment">&lt;!--定义 主题 topic-exchange 交换机 路由键 mq.queueExchange --&gt;</span></span><br><span class="line">   <span class="tag">&lt;<span class="name">rabbit:topic-exchange</span> <span class="attr">name</span>=<span class="string">"mq.topicExchange"</span> <span class="attr">durable</span>=<span class="string">"true"</span> <span class="attr">auto-delete</span>=<span class="string">"false"</span>&gt;</span></span><br><span class="line">       <span class="tag">&lt;<span class="name">rabbit:bindings</span>&gt;</span></span><br><span class="line">           <span class="comment">&lt;!--mq.queueAll.send 发送字符串给所有队列 --&gt;</span></span><br><span class="line">           <span class="tag">&lt;<span class="name">rabbit:binding</span> <span class="attr">queue</span>=<span class="string">"mq.queue1"</span> <span class="attr">pattern</span>=<span class="string">"mq.queueAll.send"</span>/&gt;</span></span><br><span class="line">       <span class="tag">&lt;/<span class="name">rabbit:bindings</span>&gt;</span></span><br><span class="line">   <span class="tag">&lt;/<span class="name">rabbit:topic-exchange</span>&gt;</span></span><br></pre></td></tr></table></figure><blockquote><p>1、添加属性： publisher-confirms</p><p>2、注释掉之前的rabbitTemplate写法 ，重构并添加消息回调 confirmCallback 属性</p><p>3、添加 自定义 RabbitConfirmCallback 回调处理</p></blockquote><p>RabbitConfirmCallback.java</p><figure class="highlight java"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br><span class="line">23</span><br><span class="line">24</span><br><span class="line">25</span><br><span class="line">26</span><br></pre></td><td class="code"><pre><span class="line"><span class="keyword">package</span> com.zja.rabbitmq.callback;</span><br><span class="line"></span><br><span class="line"><span class="keyword">import</span> org.springframework.amqp.rabbit.connection.CorrelationData;</span><br><span class="line"><span class="keyword">import</span> org.springframework.amqp.rabbit.core.RabbitTemplate;</span><br><span class="line"></span><br><span class="line"><span class="comment">/**</span></span><br><span class="line"><span class="comment"> * <span class="doctag">@author</span> ZhengJa</span></span><br><span class="line"><span class="comment"> * <span class="doctag">@description</span> 确认后回调</span></span><br><span class="line"><span class="comment"> * <span class="doctag">@data</span> 2019/11/4</span></span><br><span class="line"><span class="comment"> */</span></span><br><span class="line"><span class="keyword">public</span> <span class="class"><span class="keyword">class</span> <span class="title">RabbitConfirmCallback</span> <span class="keyword">implements</span> <span class="title">RabbitTemplate</span>.<span class="title">ConfirmCallback</span> </span>&#123;</span><br><span class="line">    </span><br><span class="line">    <span class="comment">/**如果消息没有到exchange,则confirm回调,ack=false</span></span><br><span class="line"><span class="comment">     * 如果消息到达exchange,则confirm回调,ack=true</span></span><br><span class="line"><span class="comment">     * <span class="doctag">@param</span> correlationData 消息唯一标识</span></span><br><span class="line"><span class="comment">     * <span class="doctag">@param</span> ack 确认结果</span></span><br><span class="line"><span class="comment">     * <span class="doctag">@param</span> cause 失败原因</span></span><br><span class="line"><span class="comment">     * <span class="doctag">@return</span> void </span></span><br><span class="line"><span class="comment">     */</span></span><br><span class="line">    <span class="meta">@Override</span></span><br><span class="line">    <span class="function"><span class="keyword">public</span> <span class="keyword">void</span> <span class="title">confirm</span><span class="params">(CorrelationData correlationData, <span class="keyword">boolean</span> ack, String cause)</span> </span>&#123;</span><br><span class="line">        System.out.println(<span class="string">"消息唯一标识："</span>+correlationData);</span><br><span class="line">        System.out.println(<span class="string">"确认结果："</span>+ack);</span><br><span class="line">        System.out.println(<span class="string">"失败原因："</span>+cause);</span><br><span class="line">    &#125;</span><br><span class="line">&#125;</span><br></pre></td></tr></table></figure><p>RabbitMQController.java</p><figure class="highlight java"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br><span class="line">23</span><br><span class="line">24</span><br><span class="line">25</span><br><span class="line">26</span><br><span class="line">27</span><br><span class="line">28</span><br><span class="line">29</span><br><span class="line">30</span><br><span class="line">31</span><br><span class="line">32</span><br><span class="line">33</span><br><span class="line">34</span><br><span class="line">35</span><br><span class="line">36</span><br><span class="line">37</span><br><span class="line">38</span><br><span class="line">39</span><br><span class="line">40</span><br></pre></td><td class="code"><pre><span class="line"><span class="keyword">package</span> com.zja.controller;</span><br><span class="line"></span><br><span class="line"><span class="keyword">import</span> org.springframework.amqp.core.AmqpTemplate;</span><br><span class="line"><span class="keyword">import</span> org.springframework.amqp.rabbit.core.RabbitTemplate;</span><br><span class="line"><span class="keyword">import</span> org.springframework.beans.factory.annotation.Autowired;</span><br><span class="line"><span class="keyword">import</span> org.springframework.web.bind.annotation.RequestMapping;</span><br><span class="line"><span class="keyword">import</span> org.springframework.web.bind.annotation.RestController;</span><br><span class="line"></span><br><span class="line"><span class="keyword">import</span> java.io.UnsupportedEncodingException;</span><br><span class="line"></span><br><span class="line"><span class="comment">/**</span></span><br><span class="line"><span class="comment"> * <span class="doctag">@author</span> ZhengJa</span></span><br><span class="line"><span class="comment"> * <span class="doctag">@description</span> RabbitMQ 测试</span></span><br><span class="line"><span class="comment"> * <span class="doctag">@data</span> 2019/11/4</span></span><br><span class="line"><span class="comment"> */</span></span><br><span class="line"><span class="meta">@RestController</span></span><br><span class="line"><span class="meta">@RequestMapping</span>(<span class="string">"rest/rabbit"</span>)</span><br><span class="line"><span class="keyword">public</span> <span class="class"><span class="keyword">class</span> <span class="title">RabbitMQController</span> </span>&#123;</span><br><span class="line"></span><br><span class="line">    <span class="comment">//Spring AMQP 提供了 RabbitTemplate 来简化 RabbitMQ 发送和接收消息操作,是实现AmqpTemplate接口具有amqpTemplate功能</span></span><br><span class="line">    <span class="meta">@Autowired</span></span><br><span class="line">    <span class="keyword">private</span> RabbitTemplate rabbitTemplate;</span><br><span class="line"></span><br><span class="line">    <span class="comment">//测试 ConfirmCallback 失败</span></span><br><span class="line">    <span class="meta">@RequestMapping</span>(<span class="string">"/sendMsg5"</span>)</span><br><span class="line">    <span class="function"><span class="keyword">public</span> String <span class="title">sendAmqbMsg5</span><span class="params">()</span> </span>&#123;</span><br><span class="line">        String firstReceived = <span class="string">"路由键不存在 mq.NotExchange "</span>;</span><br><span class="line">        rabbitTemplate.convertAndSend(<span class="string">"mq.NotExchange"</span>, <span class="string">"mq.queueAll.send"</span>, firstReceived);</span><br><span class="line">        <span class="keyword">return</span> <span class="string">"success"</span>;</span><br><span class="line">    &#125;</span><br><span class="line">    </span><br><span class="line">    <span class="comment">//测试 ConfirmCallback 成功</span></span><br><span class="line">    <span class="meta">@RequestMapping</span>(<span class="string">"/sendMsg6"</span>)</span><br><span class="line">    <span class="function"><span class="keyword">public</span> String <span class="title">sendAmqbMsg6</span><span class="params">()</span> </span>&#123;</span><br><span class="line">        String firstReceived = <span class="string">"路由键存在 mq.topicExchange  "</span>;</span><br><span class="line">        rabbitTemplate.convertAndSend(<span class="string">"mq.topicExchange"</span>, <span class="string">"mq.queueAll.send"</span>, firstReceived);</span><br><span class="line">        <span class="keyword">return</span> <span class="string">"success"</span>;</span><br><span class="line">    &#125;</span><br><span class="line"></span><br><span class="line">&#125;</span><br></pre></td></tr></table></figure><p>失败返回返回效果：</p><figure class="highlight python"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br></pre></td><td class="code"><pre><span class="line">进入 RabbitConfirmCallback：ack消息到达(true)/没有(false)到达 exchange</span><br><span class="line">消息唯一标识：null</span><br><span class="line">确认结果 ack：false</span><br><span class="line">失败原因：channel error; protocol method: <span class="comment">#method&lt;channel.close&gt;(reply-code=404, reply-text=NOT_FOUND - no exchange 'mq.NotExchange' in vhost '/', class-id=60, method-id=40)</span></span><br></pre></td></tr></table></figure><p>成功返回效果：</p><figure class="highlight python"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br></pre></td><td class="code"><pre><span class="line">进入 RabbitConfirmCallback：ack消息到达(true)/没有(false)到达 exchange</span><br><span class="line">消息唯一标识：null</span><br><span class="line">确认结果 ack：true</span><br><span class="line">失败原因：null</span><br></pre></td></tr></table></figure><h3 id="3、ReturnCallback的使用及触发的一种场景"><a href="#3、ReturnCallback的使用及触发的一种场景" class="headerlink" title="3、ReturnCallback的使用及触发的一种场景"></a>3、ReturnCallback的使用及触发的一种场景</h3><hr><p>目前回调存在ConfirmCallback和ReturnCallback两者。他们的区别在于：</p><blockquote><p>1、如果消息没有到exchange,则ConfirmCallback回调,ack=false<br>2、如果消息到达exchange,则ConfirmCallback回调,ack=true<br>3、exchange到queue成功,则不回调ReturnCallback</p></blockquote><p>rabbitmq.properties</p><figure class="highlight properties"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br></pre></td><td class="code"><pre><span class="line"><span class="comment"># 开启发送失败退回</span></span><br><span class="line"><span class="comment">#消息成功则不返回 ，启动消息失败返回：比如路由不到队列时触发回调</span></span><br><span class="line"><span class="meta">rabbitmq.publisher-returns</span>=<span class="string">true</span></span><br></pre></td></tr></table></figure><p>spring-RabbitMQ.xml</p><figure class="highlight xml"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br><span class="line">23</span><br><span class="line">24</span><br><span class="line">25</span><br><span class="line">26</span><br><span class="line">27</span><br><span class="line">28</span><br><span class="line">29</span><br><span class="line">30</span><br><span class="line">31</span><br><span class="line">32</span><br><span class="line">33</span><br><span class="line">34</span><br><span class="line">35</span><br><span class="line">36</span><br><span class="line">37</span><br><span class="line">38</span><br><span class="line">39</span><br></pre></td><td class="code"><pre><span class="line">    <span class="comment">&lt;!--声明连接工厂--&gt;</span></span><br><span class="line">    <span class="tag">&lt;<span class="name">rabbit:connection-factory</span> <span class="attr">id</span>=<span class="string">"connectionFactory"</span></span></span><br><span class="line"><span class="tag">                               <span class="attr">addresses</span>=<span class="string">"$&#123;rabbitmq.addresses&#125;"</span></span></span><br><span class="line"><span class="tag">                               <span class="attr">username</span>=<span class="string">"$&#123;rabbitmq.username&#125;"</span></span></span><br><span class="line"><span class="tag">                               <span class="attr">password</span>=<span class="string">"$&#123;rabbitmq.password&#125;"</span></span></span><br><span class="line"><span class="tag">                               <span class="attr">virtual-host</span>=<span class="string">"$&#123;rabbitmq.virtual-host&#125;"</span></span></span><br><span class="line"><span class="tag">                               <span class="attr">publisher-returns</span>=<span class="string">"$&#123;rabbitmq.publisher-returns&#125;"</span>/&gt;</span></span><br><span class="line"></span><br><span class="line">    <span class="comment">&lt;!--创建一个管理器（org.springframework.amqp.rabbit.core.RabbitAdmin） ，用于管理交换 ，队列和绑定。</span></span><br><span class="line"><span class="comment">    auto-startup 指定是否自动声明上下文中的队列,交换和绑定, 默认值为 true。--&gt;</span></span><br><span class="line">    <span class="tag">&lt;<span class="name">rabbit:admin</span> <span class="attr">connection-factory</span>=<span class="string">"connectionFactory"</span> <span class="attr">auto-startup</span>=<span class="string">"true"</span>/&gt;</span></span><br><span class="line"></span><br><span class="line">    <span class="comment">&lt;!--声明 template 的时候需要声明 id 不然会抛出异常--&gt;</span></span><br><span class="line">    <span class="comment">&lt;!--&lt;rabbit:template id="rabbitTemplate" connection-factory="connectionFactory"/&gt;--&gt;</span></span><br><span class="line"></span><br><span class="line">    <span class="comment">&lt;!-- rabbitTemplate 消息模板类：给模板指定转换器 --&gt;</span></span><br><span class="line">    <span class="tag">&lt;<span class="name">bean</span> <span class="attr">id</span>=<span class="string">"rabbitTemplate"</span> <span class="attr">class</span>=<span class="string">"org.springframework.amqp.rabbit.core.RabbitTemplate"</span>&gt;</span></span><br><span class="line">        <span class="comment">&lt;!--连接工厂--&gt;</span></span><br><span class="line">        <span class="tag">&lt;<span class="name">constructor-arg</span> <span class="attr">ref</span>=<span class="string">"connectionFactory"</span>&gt;</span><span class="tag">&lt;/<span class="name">constructor-arg</span>&gt;</span></span><br><span class="line">        <span class="comment">&lt;!-- mandatory必须设置true,returnCallback才生效 --&gt;</span></span><br><span class="line">        <span class="tag">&lt;<span class="name">property</span> <span class="attr">name</span>=<span class="string">"returnCallback"</span> <span class="attr">ref</span>=<span class="string">"rabbitReturnCallback"</span>/&gt;</span></span><br><span class="line">        <span class="tag">&lt;<span class="name">property</span> <span class="attr">name</span>=<span class="string">"mandatory"</span> <span class="attr">value</span>=<span class="string">"true"</span>/&gt;</span></span><br><span class="line">    <span class="tag">&lt;/<span class="name">bean</span>&gt;</span></span><br><span class="line">    <span class="comment">&lt;!--exchange到queue成功,则不回调return --&gt;</span></span><br><span class="line">    <span class="comment">&lt;!--exchange到queue失败,则回调return(需设置mandatory=true,否则不回回调,消息就丢了) --&gt;</span></span><br><span class="line">    <span class="tag">&lt;<span class="name">bean</span> <span class="attr">id</span>=<span class="string">"rabbitReturnCallback"</span> <span class="attr">class</span>=<span class="string">"com.zja.rabbitmq.callback.RabbitReturnCallback"</span>/&gt;</span></span><br><span class="line"></span><br><span class="line"></span><br><span class="line"><span class="comment">&lt;!--可以在 xml 采用如下方式声明交换机、队列、绑定管理 但是建议使用代码方式声明 方法更加灵活且可以采用链调用--&gt;</span></span><br><span class="line">    <span class="comment">&lt;!--定义queue  说明：durable:是否持久化 exclusive: 仅创建者可以使用的私有队列 ，断开后自动删除 auto_delete: 当所有消费客户端连接断开后 ，是否自动删除队列--&gt;</span></span><br><span class="line">    <span class="tag">&lt;<span class="name">rabbit:queue</span> <span class="attr">name</span>=<span class="string">"mq.queue1"</span> <span class="attr">durable</span>=<span class="string">"true"</span> <span class="attr">auto-delete</span>=<span class="string">"false"</span> <span class="attr">exclusive</span>=<span class="string">"false"</span>/&gt;</span></span><br><span class="line"></span><br><span class="line">	<span class="comment">&lt;!--定义 主题 topic-exchange 交换机 路由键 mq.queueExchange --&gt;</span></span><br><span class="line">    <span class="tag">&lt;<span class="name">rabbit:topic-exchange</span> <span class="attr">name</span>=<span class="string">"mq.topicExchange"</span> <span class="attr">durable</span>=<span class="string">"true"</span> <span class="attr">auto-delete</span>=<span class="string">"false"</span>&gt;</span></span><br><span class="line">        <span class="tag">&lt;<span class="name">rabbit:bindings</span>&gt;</span></span><br><span class="line">            <span class="comment">&lt;!--mq.queueAll.send 发送字符串给所有队列 --&gt;</span></span><br><span class="line">            <span class="tag">&lt;<span class="name">rabbit:binding</span> <span class="attr">queue</span>=<span class="string">"mq.queue1"</span> <span class="attr">pattern</span>=<span class="string">"mq.queueAll.send"</span>/&gt;</span></span><br><span class="line">        <span class="tag">&lt;/<span class="name">rabbit:bindings</span>&gt;</span></span><br><span class="line">    <span class="tag">&lt;/<span class="name">rabbit:topic-exchange</span>&gt;</span></span><br></pre></td></tr></table></figure><blockquote><p>1、添加：publisher-returns 属性</p><p>2、rabbitTemplate 新增属性returnCallback、mandatory必须设置true,return callback才生效</p><p>3、添加 RabbitReturnCallback 回调后的监听器</p></blockquote><p>RabbitReturnCallback.java</p><figure class="highlight java"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br></pre></td><td class="code"><pre><span class="line"><span class="keyword">package</span> com.zja.rabbitmq.callback;</span><br><span class="line"></span><br><span class="line"><span class="keyword">import</span> org.springframework.amqp.core.Message;</span><br><span class="line"><span class="keyword">import</span> org.springframework.amqp.rabbit.core.RabbitTemplate;</span><br><span class="line"></span><br><span class="line"><span class="comment">/**</span></span><br><span class="line"><span class="comment"> * <span class="doctag">@author</span> ZhengJa</span></span><br><span class="line"><span class="comment"> * <span class="doctag">@description</span> 失败后回调</span></span><br><span class="line"><span class="comment"> * <span class="doctag">@data</span> 2019/11/4</span></span><br><span class="line"><span class="comment"> */</span></span><br><span class="line"><span class="keyword">public</span> <span class="class"><span class="keyword">class</span> <span class="title">RabbitReturnCallback</span> <span class="keyword">implements</span> <span class="title">RabbitTemplate</span>.<span class="title">ReturnCallback</span></span>&#123;</span><br><span class="line">    <span class="meta">@Override</span></span><br><span class="line">    <span class="function"><span class="keyword">public</span> <span class="keyword">void</span> <span class="title">returnedMessage</span><span class="params">(Message message, <span class="keyword">int</span> replyCode, String replyText, String exchange, String routingKey)</span> </span>&#123;</span><br><span class="line">        System.out.println(<span class="string">" ==== &gt;&gt; 进入 RabbitReturnCallback 回调 : "</span>);</span><br><span class="line">        System.out.println(<span class="string">"消息主体 message : "</span>+message);</span><br><span class="line">        System.out.println(<span class="string">"消息主体 message : "</span>+replyCode);</span><br><span class="line">        System.out.println(<span class="string">"描述："</span>+replyText);</span><br><span class="line">        System.out.println(<span class="string">"消息使用的交换器 exchange : "</span>+exchange);</span><br><span class="line">        System.out.println(<span class="string">"消息使用的路由键 routing : "</span>+routingKey);</span><br><span class="line">    &#125;</span><br><span class="line">&#125;</span><br></pre></td></tr></table></figure><p>RabbitMQController.java</p><figure class="highlight java"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br><span class="line">23</span><br><span class="line">24</span><br><span class="line">25</span><br><span class="line">26</span><br><span class="line">27</span><br><span class="line">28</span><br><span class="line">29</span><br><span class="line">30</span><br><span class="line">31</span><br></pre></td><td class="code"><pre><span class="line"><span class="keyword">package</span> com.zja.controller;</span><br><span class="line"></span><br><span class="line"><span class="keyword">import</span> org.springframework.amqp.core.AmqpTemplate;</span><br><span class="line"><span class="keyword">import</span> org.springframework.amqp.rabbit.core.RabbitTemplate;</span><br><span class="line"><span class="keyword">import</span> org.springframework.beans.factory.annotation.Autowired;</span><br><span class="line"><span class="keyword">import</span> org.springframework.web.bind.annotation.RequestMapping;</span><br><span class="line"><span class="keyword">import</span> org.springframework.web.bind.annotation.RestController;</span><br><span class="line"></span><br><span class="line"><span class="keyword">import</span> java.io.UnsupportedEncodingException;</span><br><span class="line"></span><br><span class="line"><span class="comment">/**</span></span><br><span class="line"><span class="comment"> * <span class="doctag">@author</span> ZhengJa</span></span><br><span class="line"><span class="comment"> * <span class="doctag">@description</span> RabbitMQ 测试</span></span><br><span class="line"><span class="comment"> * <span class="doctag">@data</span> 2019/11/4</span></span><br><span class="line"><span class="comment"> */</span></span><br><span class="line"><span class="meta">@RestController</span></span><br><span class="line"><span class="meta">@RequestMapping</span>(<span class="string">"rest/rabbit"</span>)</span><br><span class="line"><span class="keyword">public</span> <span class="class"><span class="keyword">class</span> <span class="title">RabbitMQController</span> </span>&#123;</span><br><span class="line"></span><br><span class="line">    <span class="comment">//Spring AMQP 提供了 RabbitTemplate 来简化 RabbitMQ 发送和接收消息操作,是实现AmqpTemplate接口具有amqpTemplate功能</span></span><br><span class="line">    <span class="meta">@Autowired</span></span><br><span class="line">    <span class="keyword">private</span> RabbitTemplate rabbitTemplate;</span><br><span class="line"></span><br><span class="line">    <span class="comment">//测试 ReturnCallback</span></span><br><span class="line">    <span class="meta">@RequestMapping</span>(<span class="string">"/sendMsg7"</span>)</span><br><span class="line">    <span class="function"><span class="keyword">public</span> String <span class="title">sendAmqbMsg7</span><span class="params">()</span> </span>&#123;</span><br><span class="line">        String firstReceived = <span class="string">"路由键存在 mq.topicExchange 发送给 不存在的 No.mq.send 返回 ReturnCallback 并被监听到"</span>;</span><br><span class="line">        rabbitTemplate.convertAndSend(<span class="string">"mq.topicExchange"</span>, <span class="string">"No.mq.send"</span>, firstReceived);</span><br><span class="line">        <span class="keyword">return</span> <span class="string">"success"</span>;</span><br><span class="line">    &#125;</span><br><span class="line">&#125;</span><br></pre></td></tr></table></figure><p>返回效果：</p><figure class="highlight python"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br></pre></td><td class="code"><pre><span class="line">进入 RabbitReturnCallback 回调 --&gt; exchange到queue失败</span><br><span class="line">返回消息内容 : 路由键存在 mq.topicExchange 发送给 不存在的 No.mq.send 返回 ReturnCallback 并被监听到</span><br><span class="line">消息回复代码 : <span class="number">312</span></span><br><span class="line">描述 : NO_ROUTE</span><br><span class="line">消息使用的交换器 exchange : mq.topicExchange</span><br><span class="line">消息使用的路由键 routing : No.mq.send</span><br></pre></td></tr></table></figure><h2 id="github-地址："><a href="#github-地址：" class="headerlink" title="github 地址："></a>github 地址：</h2><ul><li><a href="https://links.jianshu.com/go?to=https%3A%2F%2Fgithub.com%2Fzhengjiaao%2Fspring5x" target="_blank" rel="noopener">https://github.com/zhengjiaao/spring5x</a></li></ul><h2 id="博客地址"><a href="#博客地址" class="headerlink" 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